Grindelia pusilla
Grindelia pusilla, the little gumweed,[2] is a North American species of flowering plants in the daisy family. It is found only in the state of Texas in the south-central United States.[3][4]
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| Species: | G. pusilla |
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Grindelia pusilla grows in open, dry sites, often disturbed. It is an annual herb up to 70 cm (28 in) tall. The plant usually produces numerous flower heads in flat-topped arrays. Each head has 13-27 ray flowers, surrounding a large number of tiny disc flowers.[5][6]
References
- Tropicos, Grindelia pusilla (Steyerm.) G.L. Nesom
- "Grindelia pusilla". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 18 July 2015.
- Biota of North America Program 2014 county distribution map
- Nesom, G.L. 1990. Studies in the systematics of Mexican and Texan Grindelia (Asteraceae: Astereae. Phytologia 68(4): 303–332 distribution map on page 307
- Flora of North America, Grindelia pusilla (Steyermark) G. L. Nesom, 1992.
- Steyermark, Julian Alfred. 1934. Annals of the Missouri Botanical Garden 21(3): 467
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